Sound Waves Multiple Choice Questions Test 7 Tests pdf Download

Practice science test 7 on sound waves MCQs, grade 7 all around sounds multiple choice questions and answers. All around sounds revision test has science worksheets, answer key with choices as natural sounds, artificial sounds, man-made sounds and sounds made electronically of multiple choice questions (MCQ) with all around sounds quiz as singing and talking are for competitive exam prep, viva interview questions. Free science study guide to learn all around sounds quiz to attempt multiple choice questions based test.

MCQs on Sound Waves Quiz pdf Download Worksheets 7

MCQ. Singing and talking are

  1. artificial sounds
  2. natural sounds
  3. man-made sounds
  4. sounds made electronically


MCQ. In large empty rooms, even a click keeps on

  1. increasing
  2. decreasing
  3. repeating
  4. coming


MCQ. Sounds of thunder and horn of lorries are known as

  1. loud sounds
  2. soft sounds
  3. high pitched sounds
  4. low pitched sounds


MCQ. Sound is created by our vocal cord due to

  1. air in lungs
  2. cilia in the throat
  3. vibration in throat
  4. vibration in lungs


MCQ. Normal value of decibel that our ears can detect is

  1. -20
  2. 0
  3. 20
  4. 40